Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Gisselle Anahi De Leon

Student in an Organized Health Care Education/Training Program in Stanford, CA · enumerated 2025.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1861365090

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Registry record

Entity type Individual (Type 1)

Name Gisselle Anahi De Leon

Sex Female

Practice address 300 Pasteur Dr Ste 111, Stanford, CA, 94305

Phone (415) 408-1521

Enumeration date Sep 24, 2025

Last updated in NPPES Sep 24, 2025

Taxonomy & licenses

390200000X Student in an Organized Health Care Education/Training Program Student, Health Care Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for Gisselle De Leon?

The National Provider Identifier (NPI) for Gisselle De Leon is 1861365090, a Type 1 (individual) record in the CMS NPPES registry.

Where does Gisselle De Leon practice?

The practice location on file with NPPES is in Stanford, CA. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-09-24.